Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
An average high-temperature of a still warm 76.5°F (24.7°C) marks August, exhibiting a close resemblance to the conditions in July. Throughout the month of August, Birchwood witnesses an average temperature of 56.7°F (13.7°C).Humidity
In August, the average relative humidity is 79%.Rainfall
In Birchwood, during August, the rain falls for 14.3 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 128.9 rainfall days, and 23.46" (596mm) of precipitation is accumulated.Snowfall
In Birchwood, snow does not fall in June through September.Daylight
The average length of the day in August is 14h and 4min.On the first day of August, sunrise is at 5:50 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:45 pm CDT.
Sunshine
In Birchwood, the average sunshine in August is 9.1h.UV index
The average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 4 in August interprets into the following advice:
Ensure safety - Sun damage prevention is strongly urged. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
How many hours of daylight does Birchwood have in August?
When is the sunrise / sunset in August?
How many hours of sunshine does Birchwood have in August?
What is the UV index intensity in August in Birchwood?
Average temperature in August
Birchwood, WI
- Average high temperature in August: 76.5°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (17.6°F).
- Average low temperature in August: 56.7°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (5°F).
Average pressure in August
Birchwood, WI
- Average pressure in August: 29.94"Hg
The month with the highest atmospheric pressure is February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in August
Birchwood, WI
- Average wind speed in August: 6.8mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in August
Birchwood, WI
- Average humidity in August: 79%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (76%).
Average rainfall in August
Birchwood, WI
- Average rainfall in August: 2.24"
The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in August
Birchwood, WI
- Average rainfall days in August: 14.3 days
The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in August
Birchwood, WI
- Average snowfall in August: 0"
The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Birchwood, WI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Birchwood, WI
- Average daylight in August: 14h and 1min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in August: 9h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in August
Birchwood, WI
- Average sunshine days in August: 14.3 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is June (9.7 days).
Average UV index in August
Birchwood, WI
- Average UV index in August: 4
The months with the highest UV index are May, June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in August
Birchwood, WI
- Average cloud cover in August: 38
The months with the most cloud cover are January and February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in August
Birchwood, WI
- Average visibility in August: 5mi
The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January, February and December (4mi).
Birchwood, Wisconsin, USA
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